GL822 데이터 시트보기 (PDF) - Genesys Logic

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GL822

USB 2.0 Single Slot SD/MMC/MS/SM/xD-Picture Card Reader Controller

Genesys Logic 

GL822 Product Overview

CHAPTER 2 FEATURES

 USB specification compliance

- Comply with 480Mbps Universal Serial Bus specification rev. 2.0

- Comply with USB Storage Class specification rev. 1.0

- Support one device address and up to four endpoints:

Control (0)/ Bulk Read (1)/ Bulk Write (2)/Interrupt (3)

 Integrated USB building blocks

- USB 2.0 transceiver macro (UTM), Serial Interface Engine (SIE), Build-in power-on reset (POR)

 Embedded 8051 micro-controller

- Embedded mask ROM and internal SRAM

 Secure DigitalTM (SD)

- Support SD specification v1.0 / v1.1 / v2.0/ SDHC (Up to 32GB)

- Support SD specification v3.0 UHS-I: SDR25/SDR50/DDR50/SDR104

- Support 1.8V/3.3V switch signal pads

- Support up to 208 MHz clock frequency

- Support SDXC (Up to 2TB)

 MultiMediaCardTM (MMC)

- Support MMC specification v3.x / v4.0 / v4.1 / v4.2.

- x1 / x4 / x8 bit data bus

 Memory StickTM / Memory Stick PRO / Memory Stick PRO Duo / Memory Stick Micro /Memory Stick

PRO-HG / Memory Stick XC

- Comply with Memory Stick specification: MS 1.43 / MS PRO 1.05 / MS HG Micro 1.00 / MS

PRO-HG Duo 1.03 with 8-bit data bus / MS XC 1.00

- Support Read/Write quad data access (512Bytex4) for MS PRO-HG to enhance the transmission rate

 On chip clock source (OCCS) and no need of 12MHz Crystal Clock input.

 On-Chip 5V to 3.3V and 3.3V to 1.8V regulators

 Support 5V to 3.3V Band Gap Regulator for stable voltage supply

 Provide Over-Current protection mechanism for safety power supply

 On-Chip power MOSFETs for supplying flash media card power

 Support Power Saving mode/ Selective suspend mode for better power management.

Available in QFN-28(A) and LQFP-48 package.

 Support external serial EEPROM interface for the flexibility to load the vendor information and system

options. Only available in LQFP-48 package.

 Package available in 28 pin QFN (5x5 mm) , 28 pin SSOP (209 mil) and 48 pin LQFP(7x7 mm)

Table 2.1 - Product Difference Overview

Package Type

SSOP-28

QFN-28 (A)

QFN-28 (B)

LQFP-48

Version Power Source

01, 03, …N

5V

01, 03, …N

3.3V

02, 04, …N+1

5V

01, 03, …N

5V/3.3V

Power Management

Not support

Power Saving Mode/ Selective Suspend Mode

Not support

Power Saving Mode/ Selective Suspend Mode

©2012 Genesys Logic, Inc. - All rights reserved.

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